Saltar al contenido
Merck

US EPA Method 624: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap

US EPA Method 624: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap suitable for GC

Materiales

analytical column

Referencia del producto
Descripción
Precios

Columna capilar para GC VOCOL®

L × I.D. 60 m × 0.25 mm, df 1.50 μm

Columna capilar para GC VOCOL®

L × I.D. 30 m × 0.25 mm, df 1.50 μm

SPB®-624

L × I.D. 60 m × 0.25 mm, df 1.40 μm

SPB®-624

L × I.D. 30 m × 0.25 mm, df 1.40 μm

Columna capilar para GC VOCOL®

L × I.D. 20 m × 0.18 mm, df 1.00 μm

SPB®-624

L × I.D. 20 m × 0.18 mm, df 1.00 μm

For use with

Referencia del producto
Descripción
Precios

Jeringa Hamilton®, 1000 gama GASTIGHT®, cierre Luer de PTFE

1005TLL, PTFE Luer lock, volume 5 mL, needle size (not included)

Fritless Purge Sampler Glassware

size 5 mL, Tekmar® 14-2336-024

Fritted Purge Sampler

size 5 mL, Tekmar® 14-2337-024

Fritted Purge Sampler

size 5 mL,

right stem

, Tekmar® 14-3544-124

Jeringa Hamilton®, 1000 gama GASTIGHT®, cierre Luer de PTFE

1005SLPT (for Purge & Trap), volume 5 mL, needle size (not included)

related product

Referencia del producto
Descripción
Precios

EPA Vials, white polypropylene screw top hole cap, pre-cleaned and assembled

volume 40 mL, clear glass vial, vial O.D. × H 29 mm × 82 mm, pkg of 72 ea

EPA Vials, white polypropylene screw top hole cap, pre-cleaned and assembled

volume 40 mL, amber glass vial, O.D. × H 29 mm × 82 mm, pkg of 72 ea

sample prep

Referencia del producto
Descripción
Precios

Purge/Trap K Vocarb® 3000

for use with Tekmar® Velocity XPT, LSC-1, LSC-2, LSC-2000, 4000 (Straight, 12 in./30.5 cm, Swagelok fitting), HT-3

Purge/Trap K Vocarb® 3000

for use with Dynatech "Dyna"

Purge/Trap K Vocarb® 3000

for use with OI Analytical 4460

Vocarb® 3000 Purge Trap K, CDS

for use with CDS Peakmaster

Purge/Trap K Vocarb® 3000

for use with Tekmar® 3000, 3100 (Straight, 12 in./30.5 cm, Valco fitting

Purge/Trap K Vocarb® 3000

for use with OI Analytical Eclipse 4660, 4560

standard

Referencia del producto
Descripción
Precios

Perfluorotributylamine

analytical standard

EPA 624 Calibration Mix B

certified reference material, 2000 μg/mL each component in methanol

EPA 624 Purgeable Calibration Mix

2000 μg/mL each component in methanol, without gases, analytical standard

VOA Surrogate Spike Mix

certified reference material, 1000 μg/mL each component in methanol

1-Bromo-4-fluorobenzene solution

certified reference material, 2000 μg/mL in methanol

CONDITIONS

sample/matrix

each analyte at 50 ppb in 5 mL water

purge trap

VOCARB 3000 “K”

purge

40 mL/min at 25 °C for 11 min

dry purge

2 min

desorption preheat

205 °C

desorption process

40 mL/min at 210 °C for 2 min

bake

260 °C for 10 min

transfer line/valve temp.

110 °C

column

SPB-624, 30 m × 0.25 mm I.D., 1.4 μm (24255)

oven

40 °C (2 min), 7 °C/min to 135 °C, 30 °C/min to 230 °C (3 min)

inj. temp.

150 °C

MSD interface

200 °C

scan range

m/z = 35-400

carrier gas

helium, 1.1 mL/min

injection

30:1 split

liner

0.75 mm I.D. SPME

Descripción

Legal Information

SPB is a registered trademark of Merck KGaA, Darmstadt, Germany